wp-includes/block-patterns.php:60Unregisters a pattern category.
$category_namestringboolfunction unregister_block_pattern_category( $category_name ) { return WP_Block_Pattern_Categories_Registry::get_instance()->unregister( $category_name );}Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/block-patterns.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.